---
title: "changeBlockStorageVolumeSize"
slug: "cli-server-changeblockstoragevolumesize"
updated: 2026-05-21T09:02:03Z
published: 2026-05-21T09:11:32Z
canonical: "cli-gov.ncloud-docs.com/cli-server-changeblockstoragevolumesize"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://cli-gov.ncloud-docs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# changeBlockStorageVolumeSize

## 개요<a name="개요"></a>

블록 스토리지 볼륨 사이즈 변경

## 설명<a name="설명"></a>

블록 스토리지 볼륨 사이즈를 변경합니다.

## 요청 파라미터<a name="요청파라미터"></a>

| 파라미터   명           | 필수   여부 | 타입   | 제약사항             | 설명                                                         |
| ----------------------- | ----------- | ------ | -------------------- | ------------------------------------------------------------ |
| blockStorageInstanceNo             | Yes          | String                |                       | - 볼륨 사이즈를 변경할 블록 스토리지 인스턴스 번호<br>blockStorageInstanceNo는 getBlockStorageInstanceList 액션을 통해 획득 가능 |
| blockStorageSize                   | Yes          | Integer               | Min : 10, Max : 2000 GB<br>10GB 단위 입력    | - 변경할 블록 스토리지 사이즈<br>볼륨 사이즈는 확대만 가능하며, 축소 기능은 제공하지 않음<br>추가된 볼륨 사이즈는 서버에서 파일 스토리지 크기를 확장해야 적용될 수 있음<br> 사용자 가이드 [스토리지 크기 확장](https://guide-gov.ncloud-docs.com/docs/compute-compute-4-1-v2#스토리지크기확장){target="_blank"} 참조 바람  |

## 응답 데이터 타입<a name="응답데이터타입"></a>
- BlockStorageInstanceList 타입

| BlockStorageInstanceList extends CommonResponse |
| ---------------------------------------- |
| private Integer totalRows;
| private List<BlockStorageInstance> blockStorageInstanceList = new ArrayList<BlockStorageInstance>(); |

| BlockStorageInstance                              |
| ------------------------------------------------- |
| private String blockStorageInstanceNo;            |
| private String serverInstanceNo;                  |
| private String serverName;                        |
| private CommonCode blockStorageType;              |
| private String blockStorageName;                  |
| private Long blockStorageSize;                    |
| private String deviceName;                        |
| private String blockStorageProductCode;           |
| private CommonCode blockStorageInstanceStatus;    |
| private CommonCode blockStorageInstanceOperation; |
| private String blockStorageInstanceStatusName;    |
| private Date createDate;                          |
| private String blockStorageInstanceDescription;   |
| private CommonCode diskTypeCode;                  |
| private CommonCode diskType;                      |
| private CommonCode diskDetailType;                |
| private Integer maxIopsThroughput;                |

## 예시<a name="예시"></a>

### 호출<a name="호출"></a>

```
ncloud server changeBlockStorageVolumeSize --blockStorageInstanceNo 1089090 --blockStorageSize 20
```

### 응답<a name="응답"></a>

```json
{
  "changeBlockStorageVolumeSizeResponse": {
    "requestId": "2fa29b38-daf8-4658-953c-4d39dfc30095",
    "returnCode": "0",
    "returnMessage": "success",
    "totalRows": 1,
    "blockStorageInstanceList": [
      {
        "blockStorageInstanceNo": "1089090",
        "serverInstanceNo": "1021003",
        "serverName": "s1669aa4e78c",
        "blockStorageType": {
          "code": "SVRBS",
          "codeName": "Server BS"
        },
        "blockStorageName": "bst167588711f2",
        "blockStorageSize": 21474836480,
        "deviceName": "",
        "blockStorageProductCode": "SPBSTBSTAD000002",
        "blockStorageInstanceStatus": {
          "code": "CREAT",
          "codeName": "Block storage CREATED state"
        },
        "blockStorageInstanceOperation": {
          "code": "CHNG",
          "codeName": "Block Storage Resize OP"
        },
        "blockStorageInstanceStatusName": "changingSpec",
        "createDate": "2018-11-28T13:15:06+0900",
        "blockStorageInstanceDescription": "",
        "diskType": {
          "code": "NET",
          "codeName": "Network Storage"
        },
        "diskDetailType": {
          "code": "SSD",
          "codeName": "SSD"
        },
        "region": {
          "regionNo": "1",
          "regionCode": "KR",
          "regionName": "Korea"
        },
        "zone": {
          "zoneNo": "3",
          "zoneName": "KR-2",
          "zoneCode": "KR-2",
          "zoneDescription": "평촌 zone",
          "regionNo": "1"
        }
      }
    ]
  }
}
```
```xml
<?xml version="1.0" encoding="UTF-8" ?>
<changeBlockStorageVolumeSizeResponse>
  <requestId>2fa29b38-daf8-4658-953c-4d39dfc30095</requestId>
  <returnCode>0</returnCode>
  <returnMessage>success</returnMessage>
  <totalRows>1</totalRows>
  <blockStorageInstanceList>
    <blockStorageInstance>
      <blockStorageInstanceNo>1089090</blockStorageInstanceNo>
      <serverInstanceNo>1021003</serverInstanceNo>
      <serverName>s1669aa4e78c</serverName>
      <blockStorageType>
        <code>SVRBS</code>
        <codeName>Server BS</codeName>
      </blockStorageType>
      <blockStorageName>bst167588711f2</blockStorageName>
      <blockStorageSize>21474836480</blockStorageSize>
      <deviceName></deviceName>
      <blockStorageProductCode>SPBSTBSTAD000002</blockStorageProductCode>
      <blockStorageInstanceStatus>
        <code>CREAT</code>
        <codeName>Block storage CREATED state</codeName>
      </blockStorageInstanceStatus>
      <blockStorageInstanceOperation>
        <code>CHNG</code>
        <codeName>Block Storage Resize OP</codeName>
      </blockStorageInstanceOperation>
      <blockStorageInstanceStatusName>changingSpec</blockStorageInstanceStatusName>
      <createDate>2018-11-28T13:15:06+0900</createDate>
      <blockStorageInstanceDescription></blockStorageInstanceDescription>
      <diskType>
        <code>NET</code>
        <codeName>Network Storage</codeName>
      </diskType>
      <diskDetailType>
        <code>SSD</code>
        <codeName>SSD</codeName>
      </diskDetailType>
      <maxIopsThroughput>4000</maxIopsThroughput>
      <region>
        <regionNo>1</regionNo>
        <regionCode>KR</regionCode>
        <regionName>Korea</regionName>
      </region>
      <zone>
        <zoneNo>3</zoneNo>
        <zoneName>KR-2</zoneName>
        <zoneCode>KR-2</zoneCode>
        <zoneDescription>평촌 zone</zoneDescription>
        <regionNo>1</regionNo>
      </zone>
    </blockStorageInstance>
  </blockStorageInstanceList>
</changeBlockStorageVolumeSizeResponse>
```